states, cleveland, ohio, columbus, ohio, and then looking to florida along the i-4 corridor somewhere between yo d orlando on a line all the way to tampa. what happens in the votes in those four places and in between, i think, determines the race. >> the one thing bile watching is the exit polls which as everyone knows, they're never wrong. >> this is what i'm going to be watching to see if i have to be up all night. these are all the different ways in which the battle grounld states can come together to produce an electoral tie. >> i will think that this election is officially over when the senior lawyers for each campaign make vacation plans for thanksgiving. >> i'll tell you when we'll know it's all over. when candy tells us. >> all good reasons to watch cnn's election night coverage. it begins tuesday at 6:00 p.m. eastern. thank you for watching "state of the union." i'm candy crowley in washington. fareed zakaria gps is next for our viewers here in the united states.